10889745 has 8 divisors (see below), whose sum is σ = 17423616. Its totient is φ = 5807856.

The previous prime is 10889743. The next prime is 10889779. The reversal of 10889745 is 54798801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10889745 - 2¹ = 10889743 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 10889697 and 10889706.

It is not an unprimeable number, because it can be changed into a prime (10889743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362977 + ... + 363006.

It is an arithmetic number, because the mean of its divisors is an integer number (2177952).

Almost surely, 2^10889745 is an apocalyptic number.

10889745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10889745 is a deficient number, since it is larger than the sum of its proper divisors (6533871).

10889745 is an equidigital number, since it uses as much as digits as its factorization.

10889745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725991.

The product of its (nonzero) digits is 80640, while the sum is 42.

The square root of 10889745 is about 3299.9613634102. The cubic root of 10889745 is about 221.6524673538.

The spelling of 10889745 in words is "ten million, eight hundred eighty-nine thousand, seven hundred forty-five".